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    <title>Code coverage report for src/core/stream/Local.js</title>
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    <h1>
      <a href="../../../index.html">all files</a> / <a href="index.html">src/core/stream/</a> Local.js
    </h1>
    <div class='clearfix'>
      <div class='fl pad1y space-right2'>
        <span class="strong">1.69% </span>
        <span class="quiet">Statements</span>
        <span class='fraction'>3/178</span>
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      <div class='fl pad1y space-right2'>
        <span class="strong">0% </span>
        <span class="quiet">Branches</span>
        <span class='fraction'>0/83</span>
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      <div class='fl pad1y space-right2'>
        <span class="strong">0% </span>
        <span class="quiet">Functions</span>
        <span class='fraction'>0/45</span>
      </div>
      <div class='fl pad1y space-right2'>
        <span class="strong">1.81% </span>
        <span class="quiet">Lines</span>
        <span class='fraction'>3/166</span>
      </div>
    </div>
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  <div class='status-line low'></div>
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import StreamTypes from '../../definitions/StreamTypes';
import * as Log from '../util/Log';
import cache from '../util/cache';
import * as DataSync from '../util/DataSync';
import Media from '../util/Media';
import {NONE, CLOSED, CLOSING, CONNECTED} from '../util/constants';
&nbsp;
const _facingModes = [Media.facingMode.USER, Media.facingMode.ENVIRONMENT];
&nbsp;
const _getConstraintValue = (constraints, prop) =&gt; <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >	return constraints[prop].exact || constraints[prop].ideal || constraints[prop];</span>
};
&nbsp;
const _setConstrainValue = (constraints, prop, other, value) =&gt; <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >	constraints[prop] = {exact: value};</span>
<span class="cstat-no" title="statement not covered" >	delete constraints[other];</span>
};
&nbsp;
/**
 * The local stream
 */
export default class Local {
	/**
	 * @access protected
	 * @param {object} values
	 */
	constructor(values) <span class="fstat-no" title="function not covered" >{</span>
		/**
		 * The uid of the room the stream is published in
		 * @type {string}
		 */
<span class="cstat-no" title="statement not covered" >		this.roomId = values.roomId;</span>
		/**
		 * The uid of this stream
		 * @type {string}
		 */
<span class="cstat-no" title="statement not covered" >		this.uid = values.uid;</span>
		/**
		 * The type of the stream
		 * @type {string}
		 */
<span class="cstat-no" title="statement not covered" >		this.type = values.type;</span>
		/**
		 * Indicates if a track is muted
		 * @type {{audio: boolean, video: boolean}}
		 */
<span class="cstat-no" title="statement not covered" >		this.muted = Object.assign({audio: false, video: false}, values.muted);</span>
		/**
		 * The local DOM container element where the {@link Local~media} is displayed
		 * @type {Element}
	  */
<span class="cstat-no" title="statement not covered" >		this.container = values.container || cache.config.localStreamContainer;</span>
		/**
	  * The local DOM media element where the {@link Local~media} is displayed
	  * @type {Element}
	  */
<span class="cstat-no" title="statement not covered" >		this.node = null;</span>
		/**
		 * List of the PeerConnections associated to this local stream
		 * @type {PeerConnection[]}
		 */
<span class="cstat-no" title="statement not covered" >		this.peerConnections = [];</span>
		/**
		 * Local stream status
		 * @type {string}
		 */
<span class="cstat-no" title="statement not covered" >		this.status = NONE;</span>
		/**
		 * is the video is loaded int the local DOM media element
		 * @type {boolean}
		 */
<span class="cstat-no" title="statement not covered" >		this.isVideoLoaded = false;</span>
		/**
		 * @access private
		 * @type {{audio: string, video: string}}
		 */
<span class="cstat-no" title="statement not covered" >		this._inputs = {};</span>
&nbsp;
		// Set constraints
<span class="cstat-no" title="statement not covered" >		this.constraints = values.constraints;</span>
	}
&nbsp;
	/**
	 * The Media Constraints. (defaults to global config)
	 * @param {MediaConstraints} constraints
	 */
	set constraints(constraints) <span class="fstat-no" title="function not covered" >{</span>
		const
			values = <span class="cstat-no" title="statement not covered" >constraints || cache.config.constraints,</span>
			defaultConstraints = <span class="cstat-no" title="statement not covered" >Media.constraints();</span>
<span class="cstat-no" title="statement not covered" >		['audio', 'video'].forEach(type =&gt; <span class="fstat-no" title="function not covered" >{</span></span>
<span class="cstat-no" title="statement not covered" >			if(!~this.type.indexOf(type)) {</span>
<span class="cstat-no" title="statement not covered" >				values[type] = false;</span>
			} else <span class="cstat-no" title="statement not covered" >if(!values[type]){</span>
<span class="cstat-no" title="statement not covered" >				values[type] = defaultConstraints[type];</span>
			}
<span class="cstat-no" title="statement not covered" >			if(values[type].deviceId || values[type].facingMode) {</span>
<span class="cstat-no" title="statement not covered" >				this._inputs[type] = _getConstraintValue(</span>
					values[type],
					values[type].facingMode ? 'facingMode' : 'deviceId'
				);
			}
		});
<span class="cstat-no" title="statement not covered" >		Log.d('Local~set#contraints', values);</span>
		/**
		 * @ignore
		 */
<span class="cstat-no" title="statement not covered" >		this._constraints = values;</span>
	}
&nbsp;
	/**
	 * The Media Constraints. (defaults to global config)
	 * @type {MediaConstraints}
	 */
	get constraints() <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		return this._constraints;</span>
	}
&nbsp;
	/**
	 * Updates the stream constraints and retrieve the new MediaStream
	 * @param constraints
	 * @returns {*|Promise.&lt;TResult&gt;}
	 */
	updateConstraints(constraints) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		Log.d('Local~updateConstraints', constraints);</span>
<span class="cstat-no" title="statement not covered" >		this.constraints = constraints;</span>
<span class="cstat-no" title="statement not covered" >		return navigator.mediaDevices.getUserMedia(this.constraints)</span>
			.then(media =&gt; <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >				['audio', 'video'].forEach(kind =&gt; <span class="fstat-no" title="function not covered" >{</span></span>
					const constraintsValue = <span class="cstat-no" title="statement not covered" >this.constraints[kind];</span>
<span class="cstat-no" title="statement not covered" >					if(constraintsValue) {</span>
<span class="cstat-no" title="statement not covered" >						if (constraintsValue.deviceId || constraintsValue.facingMode) {</span>
<span class="cstat-no" title="statement not covered" >							this._inputs[kind] = _getConstraintValue(</span>
								constraintsValue,
								constraintsValue.facingMode ? 'facingMode' : 'deviceId'
							);
						}
					}
				});
<span class="cstat-no" title="statement not covered" >				this.media = media;</span>
			});
	}
&nbsp;
	/**
	 * The associated MediaStream
	 * @type {MediaStream}
	 */
	set media (mediaStream) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		if(mediaStream) {</span>
<span class="cstat-no" title="statement not covered" >			if(!(mediaStream instanceof MediaStream)) {</span>
<span class="cstat-no" title="statement not covered" >				throw new Error('The media MUST be a MediaStream');</span>
			}
&nbsp;
			const checkDevices = <span class="cstat-no" title="statement not covered" >{};</span>
<span class="cstat-no" title="statement not covered" >			mediaStream.getTracks().forEach(track =&gt; <span class="fstat-no" title="function not covered" >{</span></span>
				// Reset mute
<span class="cstat-no" title="statement not covered" >				track.enabled = !this.muted[track.kind];</span>
				// Get device label
<span class="cstat-no" title="statement not covered" >				if(!this._inputs[track.kind]) {</span>
<span class="cstat-no" title="statement not covered" >					checkDevices[track.kind] = track.label;</span>
				}
			});
			// Try to get deviceId from label
<span class="cstat-no" title="statement not covered" >			if(Object.keys(checkDevices).length) {</span>
<span class="cstat-no" title="statement not covered" >				Media.devices().then(devices =&gt; <span class="fstat-no" title="function not covered" >{</span></span>
<span class="cstat-no" title="statement not covered" >					Object.keys(checkDevices).forEach(kind =&gt; <span class="fstat-no" title="function not covered" >{</span></span>
<span class="cstat-no" title="statement not covered" >						if(devices[`${kind}input`]){</span>
							const deviceIds = <span class="cstat-no" title="statement not covered" >devices[`${kind}input`]</span>
								.filter(device =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >device.label.length &amp;&amp; device.label === checkDevices[kind])</span></span>;
<span class="cstat-no" title="statement not covered" >							if(deviceIds.length === 1 &amp;&amp; !this._inputs[kind]) {</span>
<span class="cstat-no" title="statement not covered" >								this._inputs[kind] = deviceIds[0].deviceId;</span>
							}
						}
					});
				});
			}
			// Display
<span class="cstat-no" title="statement not covered" >			this.node = Media.attachStream(mediaStream, this.container, this.node, 0);</span>
<span class="cstat-no" title="statement not covered" >			this.node.onloadeddata = () =&gt; <span class="fstat-no" title="function not covered" >{</span></span>
<span class="cstat-no" title="statement not covered" >				this.isVideoLoaded = true;</span>
			};
<span class="cstat-no" title="statement not covered" >			this.status = CONNECTED;</span>
<span class="cstat-no" title="statement not covered" >			Log.d('Local~set media', {mediaStream}, this.node);</span>
			// Renegotiate
<span class="cstat-no" title="statement not covered" >			this.peerConnections.forEach(peerConnection =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >peerConnection.renegotiate(this._media, mediaStream))</span></span>;</span>
		} else <span class="cstat-no" title="statement not covered" >if(this.media &amp;&amp; !mediaStream) {</span>
			// Remove node
<span class="cstat-no" title="statement not covered" >			this.node.srcObject = null;</span>
<span class="cstat-no" title="statement not covered" >			this.container.removeChild(this.node);</span>
<span class="cstat-no" title="statement not covered" >			this.node = null;</span>
			// Stop stream
<span class="cstat-no" title="statement not covered" >			this.media.getTracks().forEach(track =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >track.stop())</span></span>;</span>
			// Close PeerConnections
<span class="cstat-no" title="statement not covered" >			this.peerConnections.forEach(peerConnection =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >peerConnection.close())</span></span>;</span>
		}
		// Save
		/**
		 * @ignore
		 */
<span class="cstat-no" title="statement not covered" >		this._media = mediaStream;</span>
	}
&nbsp;
	/**
	 * The associated MediaStream
	 * @type {MediaStream}
	 */
	get media () <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		return this._media;</span>
	}
&nbsp;
	/**
	 * Mute a track of a Stream
	 * @param {string} [track=AUDIO] The track to mute. (AUDIO, VIDEO, AUDIO_VIDEO)
	 * @param {boolean} [state=true] true for mute &amp; false for un-mute
	 * @example &lt;caption&gt;mute video&lt;/caption&gt;
	 * stream.mute(Reach.t.VIDEO)
	 * @example &lt;caption&gt;mute audio&lt;/caption&gt;
	 * stream.mute(Reach.t.AUDIO)
	 * // or
	 * stream.mute()
	 */
	mute(track = StreamTypes.AUDIO, state = true) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		Log.d('mute', track, state);</span>
		let audio = <span class="cstat-no" title="statement not covered" >this.muted.audio,</span> video = <span class="cstat-no" title="statement not covered" >this.muted.video,</span> tracks;
<span class="cstat-no" title="statement not covered" >		switch (track) {</span>
			case StreamTypes.AUDIO:
<span class="cstat-no" title="statement not covered" >				audio = state;</span>
<span class="cstat-no" title="statement not covered" >				tracks = this.media.getAudioTracks();</span>
<span class="cstat-no" title="statement not covered" >				break;</span>
			case StreamTypes.VIDEO:
			case StreamTypes.SCREEN_SHARING:
<span class="cstat-no" title="statement not covered" >				video = state;</span>
<span class="cstat-no" title="statement not covered" >				tracks = this.media.getVideoTracks();</span>
<span class="cstat-no" title="statement not covered" >				break;</span>
			case StreamTypes.AUDIO_VIDEO:
<span class="cstat-no" title="statement not covered" >				audio = state;</span>
<span class="cstat-no" title="statement not covered" >				video = state;</span>
<span class="cstat-no" title="statement not covered" >				tracks = this.media.getTracks();</span>
<span class="cstat-no" title="statement not covered" >				break;</span>
		}
		// Mute media tracks
<span class="cstat-no" title="statement not covered" >		tracks.forEach(track =&gt; <span class="fstat-no" title="function not covered" >{<span class="cstat-no" title="statement not covered" >track.enabled = !state;}</span>)</span>;</span>
		// Signal subscribers
<span class="cstat-no" title="statement not covered" >		this.muted = {audio, video};</span>
<span class="cstat-no" title="statement not covered" >		DataSync.set(`_/rooms/${this.roomId}/streams/${this.uid}/muted`, this.muted);</span>
	}
&nbsp;
	/**
	 * Un-mute a track of a Stream
	 * @param {string} [track=AUDIO] The track to mute. (AUDIO, VIDEO, AUDIO_VIDEO)
	 * @example &lt;caption&gt;Un-mute video&lt;/caption&gt;
	 * stream.unMute(Reach.t.VIDEO)
	 * @example &lt;caption&gt;Un-mute audio&lt;/caption&gt;
	 * stream.unMute(Reach.t.AUDIO)
	 * // or
	 * stream.unMute()
	 */
	unMute(track) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		this.mute(track, false);</span>
	}
&nbsp;
	/**
	 * Removes stream for published list, closes associated PeerConnections and stops current MediaStream
	 * @returns {Promise}
	 */
	close() <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		if(!~[CLOSED, CLOSING].indexOf(this.status)) {</span>
<span class="cstat-no" title="statement not covered" >			this.status = CLOSING;</span>
			// Stop listening to Subscribers
			const path = <span class="cstat-no" title="statement not covered" >`_/rooms/${this.roomId}/subscribers/${this.uid}`;</span>
<span class="cstat-no" title="statement not covered" >			DataSync.off(path, 'child_added');</span>
<span class="cstat-no" title="statement not covered" >			DataSync.off(path, 'child_removed');</span>
			// Cancel onDisconnects
<span class="cstat-no" title="statement not covered" >			DataSync.onDisconnect(`_/rooms/${this.roomId}/streams/${this.uid}`).cancel();</span>
<span class="cstat-no" title="statement not covered" >			DataSync.onDisconnect(`_/rooms/${this.roomId}/subscribers/${this.uid}`).cancel();</span>
			// Remove subscribers
<span class="cstat-no" title="statement not covered" >			DataSync.remove(path);</span>
			// Remove stream
<span class="cstat-no" title="statement not covered" >			DataSync.remove(`_/rooms/${this.roomId}/streams/${this.uid}`);</span>
<span class="cstat-no" title="statement not covered" >			this.media = null;</span>
			// Close
<span class="cstat-no" title="statement not covered" >			this.status = CLOSED;</span>
		}
<span class="cstat-no" title="statement not covered" >		return Promise.resolve(this.status);</span>
	}
&nbsp;
	/**
	 * Switch video input device
	 * @param {string} [deviceId] A video input device Id or the `facingMode` value
	 * @returns {Promise&lt;Local, Error&gt;}
	 */
	switchCamera(deviceId) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		return this._switchDevice(StreamTypes.VIDEO, deviceId);</span>
	}
&nbsp;
	/**
	 * Switch audio input device
	 * @param {string} [deviceId] A audio input device Id
	 * @returns {Promise&lt;Local, Error&gt;}
	 */
	switchMicrophone(deviceId) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		return this._switchDevice(StreamTypes.AUDIO, deviceId);</span>
	}
&nbsp;
	/**
	 * Switch input device
	 * @access private
	 * @param {string} kind The kind of device to switch
	 * @param {string} [deviceId] An input device id
	 * @returns {Promise&lt;Local, Error&gt;}
     */
	_switchDevice(kind, deviceId) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		Log.d('Local~_switchDevice', kind, deviceId);</span>
<span class="cstat-no" title="statement not covered" >		if(this.media.getTracks().some(track =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >track.kind === kind)</span></span>) {</span>
			let next = <span class="cstat-no" title="statement not covered" >Promise.resolve(deviceId);</span>
			const currentModeIdx = <span class="cstat-no" title="statement not covered" >_facingModes.indexOf(this._inputs[kind]);</span>
<span class="cstat-no" title="statement not covered" >			if(!deviceId &amp;&amp; !!~currentModeIdx) {</span>
				// Loop facingModes
<span class="cstat-no" title="statement not covered" >				next = Promise.resolve(_facingModes[(currentModeIdx + 1) % _facingModes.length]);</span>
			} else <span class="cstat-no" title="statement not covered" >if(!~_facingModes.indexOf(deviceId)) {</span>
				// Loop deviceIds
<span class="cstat-no" title="statement not covered" >				next = Media.devices()</span>
					.then(d =&gt; <span class="fstat-no" title="function not covered" >{</span>
						// devices IDs
						const devices = <span class="cstat-no" title="statement not covered" >d[`${kind}input`].map(mediaDevice =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >mediaDevice.deviceId)</span></span>;</span>
						// Sort to ensure same order
<span class="cstat-no" title="statement not covered" >						devices.sort();</span>
						// New device
						let nextDevice = <span class="cstat-no" title="statement not covered" >deviceId;</span>
<span class="cstat-no" title="statement not covered" >						if(deviceId &amp;&amp; !devices.some(device =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >device === deviceId)</span></span>) {</span>
<span class="cstat-no" title="statement not covered" >							return Promise.reject(new Error(`Unknown ${kind} device`));</span>
						}
<span class="cstat-no" title="statement not covered" >						if(!deviceId &amp;&amp; devices.length &gt; 1) {</span>
							let idx = <span class="cstat-no" title="statement not covered" >this._inputs[kind] ? devices.findIndex(v =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >v === this._inputs[kind],</span></span> this) : 0;</span>
<span class="cstat-no" title="statement not covered" >							nextDevice = devices[++idx % devices.length];</span>
						}
<span class="cstat-no" title="statement not covered" >						return nextDevice;</span>
					});
			} else {
<span class="cstat-no" title="statement not covered" >				next = Promise.resolve(deviceId);</span>
			}
&nbsp;
<span class="cstat-no" title="statement not covered" >			return next</span>
				.then(device =&gt; <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >					if(this._inputs[kind] !== device) {</span>
						// Update video streams
<span class="cstat-no" title="statement not covered" >						this._inputs[kind] = device;</span>
						// Stop tracks
<span class="cstat-no" title="statement not covered" >						this.media.getTracks().forEach(track =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >track.stop())</span></span>;</span>
						// Update constraints
						const constraints = <span class="cstat-no" title="statement not covered" >Object.assign({}, this.constraints);</span>
						let props = <span class="cstat-no" title="statement not covered" >['facingMode', 'deviceId'];</span>
<span class="cstat-no" title="statement not covered" >						if(!~_facingModes.indexOf(device)) {</span>
<span class="cstat-no" title="statement not covered" >							props = props.reverse();</span>
						}
<span class="cstat-no" title="statement not covered" >						_setConstrainValue(constraints[kind], props[0], props[1], device);</span>
<span class="cstat-no" title="statement not covered" >						Log.d('Local~_switchDevice', kind, constraints);</span>
<span class="cstat-no" title="statement not covered" >						return this.updateConstraints(constraints);</span>
					}
				})
				.then(() =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >this)</span></span>;
		}
<span class="cstat-no" title="statement not covered" >		return Promise.reject(new Error(`Current stream does not contain a ${kind} track`));</span>
	}
	/**
	 * Publish a local stream
	 * @access protected
	 * @param {string} roomId The room Id
	 * @param {string} type The stream type, see {@link StreamTypes} for possible values
	 * @param {?Element} container The element the stream is attached to.
	 * @param {?MediaStreamConstraints} [constraints] The stream constraints. If not defined the constraints defined in ReachConfig will be used.
	 * @returns {Promise&lt;Local, Error&gt;}
	 */
	static share(roomId, type, container, constraints) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >		if(!cache.user) {</span>
<span class="cstat-no" title="statement not covered" >			return Promise.reject(new Error('Only an authenticated user can share a stream.'));</span>
		}
		const streamMetaData = <span class="cstat-no" title="statement not covered" >{</span>
				from: cache.user.uid,
				device: cache.device,
				type
			},
			sharedStream = <span class="cstat-no" title="statement not covered" >new Local(Object.assign({roomId, constraints, container}, streamMetaData));</span>
<span class="cstat-no" title="statement not covered" >		Log.d('Local~share', {sharedStream});</span>
<span class="cstat-no" title="statement not covered" >		return navigator.mediaDevices.getUserMedia(sharedStream.constraints)</span>
			.then(media =&gt; <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >				sharedStream.media = media;</span>
			})
			// Got MediaStream, publish it
			.then(() =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >DataSync.push(`_/rooms/${roomId}/streams`, streamMetaData))</span></span>
			.then(streamRef =&gt; <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" >				sharedStream.uid = streamRef.name();</span>
<span class="cstat-no" title="statement not covered" >				if (sharedStream.isVideoLoaded) {</span>
					const streamSize = <span class="cstat-no" title="statement not covered" >{</span>
						height: sharedStream.node.videoHeight,
						width: sharedStream.node.videoWidth,
					};
<span class="cstat-no" title="statement not covered" >					streamRef.update(streamSize);</span>
				} else {
<span class="cstat-no" title="statement not covered" >					sharedStream.node.onloadeddata = function() <span class="fstat-no" title="function not covered" >{</span></span>
						const streamSize = <span class="cstat-no" title="statement not covered" >{</span>
							height: sharedStream.node.videoHeight,
							width: sharedStream.node.videoWidth,
						};
<span class="cstat-no" title="statement not covered" >						streamRef.update(streamSize);</span>
					};
				}
<span class="cstat-no" title="statement not covered" >				window.addEventListener('resize', (() =&gt; <span class="fstat-no" title="function not covered" >{</span></span>
<span class="cstat-no" title="statement not covered" >					if (sharedStream.node != null) {</span>
						const streamSize = <span class="cstat-no" title="statement not covered" >{</span>
							height: sharedStream.node.videoHeight,
							width: sharedStream.node.videoWidth,
						};
<span class="cstat-no" title="statement not covered" >						streamRef.update(streamSize);</span>
					}
				}));
				// Save sharedStream
<span class="cstat-no" title="statement not covered" >				cache.streams.shared[sharedStream.uid] = sharedStream;</span>
				// Remove shared stream on Disconnect
<span class="cstat-no" title="statement not covered" >				DataSync.onDisconnect(`_/rooms/${roomId}/streams/${sharedStream.uid}`).remove();</span>
				// Remove shared stream on Disconnect
<span class="cstat-no" title="statement not covered" >				DataSync.onDisconnect(`_/rooms/${roomId}/subscribers/${sharedStream.uid}`).remove();</span>
				// Start listening to subscribers
				const
					path = <span class="cstat-no" title="statement not covered" >`_/rooms/${sharedStream.roomId}/subscribers/${sharedStream.uid}`,</span>
					value = <span class="cstat-no" title="statement not covered" >snapData =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >Object.assign({device: snapData.name()}, snapData.val() || {});</span></span></span>
<span class="cstat-no" title="statement not covered" >				DataSync.on(path, 'child_added',</span>
					snapData =&gt; <span class="fstat-no" title="function not covered" >{</span>
						const subscriber = <span class="cstat-no" title="statement not covered" >value(snapData);</span>
<span class="cstat-no" title="statement not covered" >						Log.d('Local~subscribed', subscriber);</span>
<span class="cstat-no" title="statement not covered" >						cache.peerConnections.offer(sharedStream, subscriber)</span>
							.then(pc =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >sharedStream.peerConnections.push(pc))</span></span>;
					},
					Log.e.bind(Log)
				);
<span class="cstat-no" title="statement not covered" >				DataSync.on(path, 'child_removed',</span>
					snapData =&gt; <span class="fstat-no" title="function not covered" >{</span>
						const subscriber = <span class="cstat-no" title="statement not covered" >value(snapData);</span>
<span class="cstat-no" title="statement not covered" >						Log.d('Local~un-subscribed', subscriber);</span>
						const closedPC = <span class="cstat-no" title="statement not covered" >cache.peerConnections.close(sharedStream.uid, subscriber.device);</span>
<span class="cstat-no" title="statement not covered" >						sharedStream.peerConnections = sharedStream.peerConnections.filter(pc =&gt; <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >pc !== closedPC)</span></span>;</span>
					},
					Log.e.bind(Log)
				);
<span class="cstat-no" title="statement not covered" >				Log.d('Local~shared', {sharedStream});</span>
<span class="cstat-no" title="statement not covered" >				return sharedStream;</span>
			});
	}
}
&nbsp;</pre></td></tr>
</table></pre>
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